4ch 3G,GPS mini Car DVR with 3.5inch TFT screen,support 2.5 SATA HDD ... GPRS,are optional 4ch 3G,GPS mini Car DVR with 3.5inch TFT screen,Car Black box,Vehicle DVR,mini mobile DVR ... by cell phone, or PC (software).4ch mini car DVR with 3.5inch TFT screen,support 2.5 SATA HDD ... -time longitude, latitude and car moving speed will be stamped on the video image;19. With GPRS data transmission function, ...